10544543427 has 36 divisors (see below), whose sum is σ = 15585000648. Its totient is φ = 6336792000.

The previous prime is 10544543417. The next prime is 10544543431. The reversal of 10544543427 is 72434544501.

It is not a de Polignac number, because 10544543427 - 2⁸ = 10544543171 is a prime.

It is a super-2 number, since 2×10544543427² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10544543417) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5853927 + ... + 5855727.

Almost surely, 2^10544543427 is an apocalyptic number.

10544543427 is a deficient number, since it is larger than the sum of its proper divisors (5040457221).

10544543427 is a wasteful number, since it uses less digits than its factorization.

10544543427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 1942 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 10544543427 in words is "ten billion, five hundred forty-four million, five hundred forty-three thousand, four hundred twenty-seven".